Marking tool Marker, Marker Large Design: High-quality guides and robust special needle. Stepless adjustment via knurled nut across a scale of 0-15 mm, including when clamped. Ideal for small and medium lot sizes. Mounting in 20 mm collets or Weldon mount. Quick needle change by simply pulling out needle. The surface of the material structure is only compressed on the surface - the material is not weakened. Function control for use in automation (only in Weldon mount). The tool machine requires an internal coolant supply as well as an M-command that can be cancelled at any time. Eccentric needle: Clearer marking. The higher the eccentricity and the spindle speed, the deeper the marking. External cooling recommended. Centric needle: External cooling not required. Application: For marking various materials, including aluminium, titanium, steel, bronze etc. workpiece irregularities Note: Marking needles not included.